| diff --git a/setuptools_git/__init__.py b/setuptools_git/__init__.py |
| index 24c9b8c..5a31b04 100644 |
| --- a/setuptools_git/__init__.py |
| +++ b/setuptools_git/__init__.py |
| @@ -64,13 +64,17 @@ def gitlsfiles(dirname=''): |
| |
| try: |
| topdir = check_output( |
| - ['git', 'rev-parse', '--show-toplevel'], cwd=dirname or None, |
| + ['git', 'rev-parse', '--show-prefix'], cwd=dirname or None, |
| stderr=PIPE).strip() |
| |
| if sys.platform == 'win32': |
| cwd = ntfsdecode(topdir) |
| else: |
| cwd = topdir |
| + dirname = os.path.abspath(dirname) |
| + cwd = cwd.strip()[:-1] # remove the trailing pathsep |
| + assert dirname.replace("\\", "/").endswith(cwd) |
| + cwd = dirname[: -len(cwd)] |
| |
| filenames = check_output( |
| ['git', 'ls-files', '-z'], cwd=cwd, stderr=PIPE) |
